<template>
  <div>
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <el-card>
      <el-row :gutter="15">
        <el-col :span="10">
          <el-input placeholder="请输入" clearable v-model="queryInfo.query">
            <el-button slot="append" icon="el-icon-search" @click="serchgoodsList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="3">
          <el-button type="primary" @click="addgoods">添加商品</el-button>
        </el-col>
      </el-row>
      <el-table :data="goodslist" stripe border row-key="id">
        <el-table-column type="index"></el-table-column>
        <el-table-column label="商品名称" prop="goods_name"></el-table-column>
        <el-table-column label="商品价格(元)" prop="goods_price" width="95px"></el-table-column>
        <el-table-column label="商品重量" prop="goods_weight" width="95px"></el-table-column>
        <el-table-column label="创建时间" width="140px">
          <template slot-scope="scope">
            {{ scope.row.add_time | getDate }}
          </template>
        </el-table-column>
        <el-table-column label="操作" width="125px">
          <template slot-scope="scope">
            <el-button size="mini" type="primary" icon="el-icon-edit"></el-button>
            <el-button size="mini" type="danger" icon="el-icon-delete"
              @click="deletegoods(scope.row.goods_id)"></el-button>
          </template>
        </el-table-column>
      </el-table>
      <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum" :page-sizes="[10, 15, 20, 30]" :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper" :total="total" background>
      </el-pagination>
    </el-card>
  </div>
</template>

<script>
export default {
  name: 'List',
  created () {
    this.getgoodslist()
  },
  data () {
    return {
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 10
      },
      total: 0,
      goodslist: []
    }
  },
  methods: {
    async getgoodslist () {
      const { data: res } = await this.$http.get('goods', {
        params: this.queryInfo
      })
      if (res.meta.status !== 200) return this.$message.error('请求数据失败')
      this.goodslist = res.data.goods
      this.total = res.data.total
    },
    handleSizeChange (newpagesize) {
      this.queryInfo.pagesize = newpagesize
      this.getgoodslist()
    },
    handleCurrentChange (newpagenum) {
      this.queryInfo.pagenum = newpagenum
      this.getgoodslist()
    },
    serchgoodsList () {
      this.getgoodslist()
    },
    async deletegoods (id) {
      const deletegoods = await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).catch(err => err)
      if (deletegoods !== 'confirm') return this.$message.info('取消删除')
      const { data: res } = await this.$http.delete('goods/' + id)
      if (res.meta.status !== 200) return this.$message.error('请求数据失败')
      this.getgoodslist()
      this.$message.success('删除成功')
    },
    addgoods () {
      this.$router.push('goods/add')
    }
  }

}
</script>

<style lang="less" scoped>
.el-card {
  border: none;
}
</style>
